From spopov@unam.mx Mon Aug 19 12:30:20 1996 Path: ashpoly!cascade!mxgate!coyoacan!unam!spopov From: spopov@unam.mx (Seo-yeon Popov) Newsgroups: comp.sys.m68k Subject: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Aug19.123020.6709@unam.mx> Date: Mon, 19 Aug 1996 12:30:20 GMT Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Hardware disassembly report for Motorola hardware hackers. Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. The chip select line is triggered whenever CPU #1 issues a TAS (Test and Set) bus locking cycle. Did Marcus take the decryption EPROM with him when he left the lab? -- Seo-yeon Popov Zyxel U-1496E @ 33,600 bps "There are 14 nodes and only 10 countries. Count again." From arodriguez@tum.de Mon Aug 19 22:08:20 1996 Path: ashpoly!cascade!bigsur!tum!arodriguez From: arodriguez@tum.de (Aiko Rodríguez) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Aug19.220820.4101@tum.de> Date: Mon, 19 Aug 1996 22:08:20 GMT References: <1996Aug19.123020.6709@unam.mx> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996Aug19.123020.6709@unam.mx>, spopov@unam.mx (Seo-yeon Popov) writes: > Hardware disassembly report for Motorola hardware hackers. > Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Aiko Rodríguez Tape trading list upon request. SASE required for international mail. From cpetrov@demon.co.uk Wed Aug 21 22:58:20 1996 Path: ashpoly!cascade!mxgate!coyoacan!demon!cpetrov From: cpetrov@demon.co.uk (Callum Petrov) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Aug21.225820.1069@demon.co.uk> Date: Wed, 21 Aug 1996 22:58:20 GMT References: <1996Aug19.123020.6709@unam.mx> <1996Aug19.220820.4101@tum.de> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Aug19.220820.4101@tum.de>, arodriguez@tum.de (Aiko Rodríguez) writes: > That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. Using an S-box in a 27256 EPROM for single-cycle hardware substitution was standard military cipher practice in 1984. -- Callum Petrov "There are 14 nodes and only 10 countries. Count again." Amiga 3000T / SunOS 4.1.4 From mpetrov@mit.edu Fri Aug 23 06:14:20 1996 Path: ashpoly!cascade!transat!ukc!fennimore!mit!mpetrov From: mpetrov@mit.edu (Mathieu Petrov) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Aug23.061420.4781@mit.edu> Date: Fri, 23 Aug 1996 06:14:20 GMT References: <1996Aug19.123020.6709@unam.mx> <1996Aug19.220820.4101@tum.de> <1996Aug21.225820.1069@demon.co.uk> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996Aug21.225820.1069@demon.co.uk>, cpetrov@demon.co.uk (Callum Petrov) writes: > Using an S-box in a 27256 EPROM for single-cycle hardware substitution was standard military cipher practice in 1984. Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. -- Mathieu Petrov "Hold for relay." Mac IIci / 68882 FPU / FreeBSD 2.1 From jweber@cmu.edu Sat Aug 24 15:59:20 1996 Path: ashpoly!cascade!transat!eunet-fr!teletel!cmu!jweber From: jweber@cmu.edu (Jens Weber) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Aug24.155920.9458@cmu.edu> Date: Sat, 24 Aug 1996 15:59:20 GMT References: <1996Aug19.123020.6709@unam.mx> Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Aug19.123020.6709@unam.mx>, spopov@unam.mx (Seo-yeon Popov) writes: > Hardware disassembly report for Motorola hardware hackers. > Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Jens Weber -- Carnegie Mellon University School of CS "5 sigma is a discovery. 7 is a question."